ST JUDE MEMPHIS MARATHON HALF MARATHON 2025

Chris Shackleford

Hernando, MS

Bib: 12925 M

0:00

0:00

/ mi

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Overall

#0 / 6843

Gender (Male)

#0 / 2969

Division (M30-34)

#0 / 365

Race Day Weather

35°/25°F

mist

Race Timeline

Ribbon color based on

FasterSteadySlower· vs. your average pace

Mile 5 · 261 ft

Start

0:00

Race begins

258 ft elev

5K· 3.11 mi

13:39/mi

42:24

↑ 118 ft↓ 72 ft0.3% grade

304 ft elev

10K· 6.21 mi

13:56/mi

1:25:40

↑ 105 ft↓ 119 ft

290 ft elev

11:32/mi

1:46:16

↑ 35 ft↓ 76 ft0.4% grade

245 ft elev

10M

14:58/mi

2:16:11

↑ 45 ft↓ 35 ft

254 ft elev

11M

15:58/mi

2:32:09

↑ 29 ft↓ 24 ft

260 ft elev

Finish· 13.11 mi

17:11/mi

3:08:23

↑ 73 ft↓ 70 ft

262 ft elev

Course Elevation

407ft

Total climb

79ft

Range

237 to 316 ft

403ft

Total descent

About the height of a seven-story building

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The Course

Half Splits

1st Half· via 10K

1:25:4013:47 /mi⚡ faster

2nd Half

1:42:4214:54 /mi+19.9%

Positive split — 19.9% slower in the second half

AI Race Performance Report

Chris's race, broken down like a coach

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	42:24	13:39	3.11 mi	42:24	13:39	-
10K	1:25:40	13:47	3.10 mi	43:16	13:56	+0:17
8M	1:46:16	13:17	1.79 mi	20:36	11:32	-2:24
10M	2:16:11	13:37	2.00 mi	29:55	14:58	+3:26
11M	2:32:09	13:50	1.00 mi	15:58	15:58	+1:00
Finish(13.11 mi)	3:08:23	14:22	2.11 mi	36:14	17:11	+1:13

Trend:

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Checkpoints & Pacing

Pace Line

Fastest Pace

11:32 /mi

Average Pace

14:22 /mi

Slowest Pace

17:11 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:46:16

56% of race

Time at Steady Pace

29:55

16% of race

Time at Slower Pace

52:12

28% of race

Average Pace: 14:22 /mi

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Faster pace (< avg)

Steady pace (≈ avg)

Slower pace (> avg)

Heatmap

0mi3.3mi6.6mi9.8mi13.1mi

Pace:

Faster

Steady

Slower

Checkpoint and Segment Rankings

Checkpoint	Seg. Dist	Overall	Males	M30-34	Seg. Overall	Seg. Males	Seg. M30-34
5K	3.11 mi	6127	2773	2773	6127	2773	2773
10K	3.10 mi	6000+127	2735+38	2735+38	5892	2696	2696
8M	1.79 mi	5980+20	2724+11	2724+11	5888	2687	2687
10M	2.00 mi	5941+39	2706+18	2706+18	5753	2636	2636
11M	1.00 mi	5927+14	2699+7	2699+7	5823	2652	2652
Finish(13.11 mi)	2.11 mi	5928-1	2695+4	2695+4	5846	2628	2628

2628

Passing Analysis

No position changes recorded for this athlete.

All Results

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Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

ALSAC / St. Jude Children's Research Hospital

Race timed by

Sportstats